Jellyfish vs LinearB

Jellyfish is a paid web platform that combines engineering data with business context for decisions about AI adoption, delivery, and engineering performance. Its patented allocations model helps teams examine resource allocation and delivery. The Developer Productivity plan includes investment allocation insights, DORA, SPACE, and AI metrics, industry benchmarking, DevEx surveys, dashboards, AI-driven recommendations, and AI-powered queries. AI Impact covers adoption and usage trends, AI developer experience analysis, multi-tool evaluation, token spend metrics, and AI productivity insights. DevFinOps includes R&D tax credits, software capitalization, investment allocations, and audit-ready reports. Jellyfish can combine engineering-tool data with calendar, finance, and HR information. Listed integrations include Jira, GitHub, Claude Code, Cursor, Linear, Azure DevOps, GitLab, and Bitbucket. Audited SOC 1 Type II and SOC 2 Type II attestations are listed, along with third-party vulnerability assessments and penetration tests. Hosting is entirely on AWS, with TLS 1.2+ in transit and AES 256-bit encryption at rest. Founded in 2017, Jellyfish identifies Boston as its home city. Pricing depends on seats and selected modules and is available by quote.

LinearB is an engineering productivity platform for measuring software delivery, applying code governance and connecting engineering activity to business results. Its AI insights track coding tools’ effects on delivery velocity, code quality and team health. AI Code Reviews check changes for security risks, bugs, performance issues and specification mismatches before merging. Policy-based workflows automate pull-request routing, approvals and test enforcement. Executive reporting links costs for AI, people, projects and processes with business outcomes. Integrations include GitHub, GitLab, Bitbucket, Azure Repos, Jira, Azure Boards, Slack, Microsoft Teams, Cursor, Claude and GitHub Copilot. A declarative REST API exports data to BI tools, while an open API manages teams and groups. It is available through web, API and self-hosted deployments. Pricing starts at $29/user/mo billed annually; monthly billing is unavailable. A 45-day trial is offered for GitHub Cloud users.